Home / 544,251,579.69-751,130,943.02-309,337,551.93

Finding the Fourth Proportional to 544,251,579.69, 751,130,943.02 and 309,337,551.93

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Solution

The fourth proportional to 544,251,579.69, 751,130,943.02 and 309,337,551.93 is: 426,922,062.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,251,579.69 : 751,130,943.02 = 309,337,551.93 : x
  2. Step 2: Convert to fraction form
    544,251,579.69/751,130,943.02 = 309,337,551.93/x
  3. Step 3: Cross multiply
    544,251,579.69x = 751,130,943.02 × 309,337,551.93
  4. Step 4: Simplify right side
    544,251,579.69x = 232,353,007,091,132,448
  5. Step 5: Solve for x
    x = 232,353,007,091,132,448/544,251,579.69
  6. Step 6: Final answer
    x = 426,922,062.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.